US Bridges

37th Ave SE over Creek

FairPosted for load

Logan County, North Dakota · 14 West of Lehr · Structure no. 000000024113240

Built
1948
77 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
34 ft
1 main span
Daily traffic
50
2019 count
Owner
County
County Highway Agency

About this bridge

37th Ave SE over Creek is a wood or timber stringer/multi-beam or girder carrying 37th Ave SE over Creek in Logan County, North Dakota. It was built in 1948, so it is 77 years old, older than the North Dakota average of 48.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, projected to reach 50 by 2039. The structure is 34 ft (10.5 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries37th Ave SE
CrossesCreek
Location14 West of Lehr
RouteCounty Highway 0
CountyLogan County
StateNorth Dakota
Coordinates46.2848, -99.64483
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating27.7 US tons
Inventory rating19 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length34 ft (10.5 m)
Longest span32 ft (9.8 m)
Deck width22 ft (6.8 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2019)
Projected traffic50 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$74,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 37th Ave SE over Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is 37th Ave SE over Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does 37th Ave SE over Creek carry?

About 50 vehicles per day (2019 count).

How long is 37th Ave SE over Creek?

The structure is 34 ft (10.5 m) long with a longest span of 32 ft (9.8 m) and a deck 22 ft wide.

Who owns 37th Ave SE over Creek?

It is owned by the County Highway Agency.